Profanity vs Synapse

A side-by-side comparison of two self-hosted matrix & xmpp options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureProfanitySynapse
CategoryMatrix & XMPPMatrix & XMPP
LicenseGPL-3.0AGPL-3.0
LanguageCPython
Setup difficultyMediumHard
Min. RAM32 MB1,024 MB
Deploymentbinary, sourcedocker, bare-metal
GitHub stars★ 1,530★ 4,503
First released20122014
ReplacesSlackSlack, Discord, WhatsApp

Why pick each one

Choose Profanity if…

  • Released under the GPL-3.0 license
  • Active community (1.5k GitHub stars)
  • Written in C
  • Tiny footprint — runs in 32 MB RAM
Profanity details

Choose Synapse if…

  • Open federated protocol
  • Strong encryption
  • Bridges to other chats
Synapse details

Frequently asked questions

Is Profanity or Synapse better?

Neither is universally better. Synapse has the larger community, while Profanity is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Profanity and Synapse free and open-source?

Yes. Profanity is licensed under GPL-3.0 and Synapse under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Profanity and Synapse with Docker?

Profanity: check the project docs for container support. Synapse: yes.

Related comparisons